Watch Black Butler: Book of Circus
- 1 Season
Black Butler: Book of Circus is about a boy named Ciel. It is set in London, England. Ciel's tenth birthday changed his life forever. Ciel's house was set on fire, and his parent were murdered. Then that same night Ciel was kidnapped. Ciel was tortured and held prisoner. Ciel returns to his family's home after a month. Ciel returns home with a butler. The butler appears like a normal butler to the rest of the world, but he is not what he appears to be. Ciel's butler is a demon that Ciel made a deal with. The demon agreed to help Ciel get revenge for his parent's murders, and in return Ciel agreed to give the demon his soul. While Ciel waits for a chance to get revenge, he helps solve crimes that happen in London, England. Ciel is high in rank for the British Underworld, and he looks out for the Queen as well.